ServiceNow CVE-2024-5890

Q: What is the CVSS score of CVE-2024-5890?

CVE-2024-5890 has a CVSS 4.0 base score of 5.1 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.3%.

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2024-12-02 psirt@servicenow.com

XSS

5.1

CVSS 4.0 · Vendor: servicenow

Severity by source

Vendor (servicenow) PRIMARY

5.1 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from Vendor (servicenow) · only source for this CVE.

CVSS VectorVendor: servicenow

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Scope

Lifecycle Timeline

CVE Published

Dec 02, 2024 - 19:15 cve.org

MEDIUM 5.1

DescriptionCVE.org

ServiceNow has addressed an HTML injection vulnerability that was identified in the Now Platform. This vulnerability could potentially enable an unauthenticated user to modify a web page or redirect users to another website.

ServiceNow released updates to customers that addressed this vulnerability. If you have not done so already, we recommend applying security patches relevant to your instance(s) as soon as possible.

AnalysisAI

ServiceNow has addressed an HTML injection vulnerability that was identified in the Now Platform. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. ServiceNow has addressed an HTML injection vulnerability that was identified in the Now Platform. This vulnerability could potentially enable an unauthenticated user to modify a web page or redirect users to another website. ServiceNow released updates to customers that addressed this vulnerability. If you have not done so already, we recommend applying security patches relevant to your instance(s) as soon as possible.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.